package com.sky.controller.admin;

import com.sky.constant.JwtClaimsConstant;
import com.sky.dto.EmployeeDTO;
import com.sky.dto.EmployeeLoginDTO;
import com.sky.dto.EmployeePageQueryDTO;
import com.sky.entity.Employee;
import com.sky.properties.JwtProperties;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.EmployeeService;
import com.sky.utils.JwtUtil;
import com.sky.vo.EmployeeLoginVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;

/**
 * 员工管理
 */
@RestController
@RequestMapping("/admin/employee")
@Slf4j
@Api(tags = "员工相关接口")
public class EmployeeController {

    @Autowired
    private EmployeeService employeeService;
    @Autowired
    private JwtProperties jwtProperties;

    /**
     * 登录
     *
     * @param employeeLoginDTO
     * @return
     */
//    后端给前端的数据使用Result封装
    @PostMapping("/login")
    @ApiOperation(value = "员工登录")
    public Result<EmployeeLoginVO> login(@RequestBody EmployeeLoginDTO employeeLoginDTO) {
        log.info("员工登录：{}", employeeLoginDTO);

        Employee employee = employeeService.login(employeeLoginDTO);

        //登录成功后，生成jwt令牌
        Map<String, Object> claims = new HashMap<>();
        claims.put(JwtClaimsConstant.EMP_ID, employee.getId());
        String token = JwtUtil.createJWT(
                jwtProperties.getAdminSecretKey(),
                jwtProperties.getAdminTtl(),
                claims);

//        builder（）通过构建器创建，和以前使用new()不一样  --->使用@builder才能进行builder()
        EmployeeLoginVO employeeLoginVO = EmployeeLoginVO.builder()
                .id(employee.getId())
                .userName(employee.getUsername())
                .name(employee.getName())
                .token(token)
                .build();

        //我就说嘛，这个Result中间存放了后端给前端的数据（id,userName,name,token），所以后端根据前端的username和密码进行创建了token，并且返回给了前端，前端获取并且封装在了以后的Cookie请求头里面
        return Result.success(employeeLoginVO);
    }

    /**
     * 退出
     *
     * @return
     */
    @PostMapping("/logout")
    @ApiOperation(value = "员工退出")
    public Result<String> logout() {
        return Result.success();
    }


    /**
     * 新增员工
     * @param employeeDTO
     * @return
     */
    //1@RequestBody是前端要传入一个json数据
    //2@PostMapping是post提交    前面类中已经有了/admin/employee前缀
    //3@ApiOperation("")进行描述，方便后端生成接口文档
    @PostMapping
    @ApiOperation("新增员工")
    public Result save(@RequestBody EmployeeDTO employeeDTO){
        log.info("新增员工:{}",employeeDTO);
//        System.out.println("当前save方法线程id:"+Thread.currentThread().getId());
        //这里我们直接使用接口AutoWired，里面没有save方法，我们就是也去写接口
        employeeService.save(employeeDTO);
        return Result.success();
    }


    /**
     *  员工分页查询
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("员工分页查询")
    //糟了文档上这是query参数，所以这里不能用json的@RequestBody注解了
    public Result<PageResult> page(EmployeePageQueryDTO employeePageQueryDTO){
        log.info("分页查询员工数据:{}",employeePageQueryDTO);
        PageResult pageResult=employeeService.pageQuery(employeePageQueryDTO);
//        return Result.success();
//        return null;
        return Result.success(pageResult);
    }

    /**
     *  启用和禁用员工账号
     *
     */
    //由于参数是从网址里面传递过来的所以@PathVariable
    @PostMapping("/status/{status}")
    @ApiOperation("启用禁用员工账号")
    public Result startOrStop(@PathVariable Integer status,Long id){
        log.info("启用禁用员工账号:{},{}",status,id);

        employeeService.startOrStop(status,id);
        return Result.success();
    }

    /**
     * 根据员工id进行查询
     */

    @GetMapping("/{id}")
    @ApiOperation("根据id查询员工数据")
    public Result<Employee> getById(@PathVariable long id){
        log.info("根据id查询员工数据");

        //返回一个Employee对象
        Employee employee=employeeService.getById(id);
        //填充到Result里面
        return Result.success(employee);
    }

    /**
     * 编辑员工信息
     * @param employeeDTO
     * @return
     */
    @PutMapping
    @ApiOperation("编辑员工信息")
    public Result update(@RequestBody EmployeeDTO employeeDTO){
        log.info("编辑员工信息:{}",employeeDTO);
        employeeService.update(employeeDTO);
        return Result.success();
    }


}
